Pro-X Racing Parts Engines & Components

ProX Piston Kit CR250 '02-04 (66.37mm)

Part Number: PXR-01-1323-D

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ProX Piston Kit CRF250R '10-13 13.2:1 "ART" (76.78mm)

Part Number: PXR-01-1342-B

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ProX Piston Kit CRF250R '10-13 13.2:1 "ART" (76.79mm)

Part Number: PXR-01-1342-C

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ProX Piston Kit CRF250R '18-19 13.9:1 (78.98mm)

Part Number: PXR-01-1348-B

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ProX Piston Kit CRF250R '18-19 13.9:1 (78.99mm)

Part Number: PXR-01-1348-C

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ProX Piston Kit CRF250R '20-21 + CRF250RX 13.9:1 (78.97mm)

Part Number: PXR-01-1350-A

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ProX Piston Kit CRF250R '20-21 + CRF250RX 13.9:1 (78.98mm)

Part Number: PXR-01-1350-B

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ProX Piston Kit CRF450X'19-22+CRF450L'19-22 12.0:1 (95.96mm)

Part Number: PXR-01-1419-A

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ProX Piston Kit CRF450X'19-22+CRF450L'19-22 12.0:1 (95.97mm)

Part Number: PXR-01-1419-B

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ProX Piston Kit XL/XR500 '79-82 8.6:1 (89.50mm)

Part Number: PXR-01-1509-050

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ProX Piston Kit XL/XR500 '79-82 8.6:1 (90.00mm)

Part Number: PXR-01-1509-100

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ProX Piston Kit XL/XR500 '79-82 8.6:1 (91.00mm)

Part Number: PXR-01-1509-200

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ProX Pst Kit GB500 '87-97/XBR500 '85-89/NX500 9.5:1 (92.50mm

Part Number: PXR-01-1589-050

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ProX Pst Kit GB500 '87-97/XBR500 '85-89/NX500 9.5:1 (93.00mm

Part Number: PXR-01-1589-100

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ProX Piston Kit XR600R '85-00 (97.00mm)

Part Number: PXR-01-1654-000

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ProX Piston Kit XR600R '85-00 (97.25mm)

Part Number: PXR-01-1654-025

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ProX Piston Kit YZ250 '88-90 + WR250R '88-89 (68.50mm)

Part Number: PXR-01-2314-050

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ProX Piston Kit YZ250 '99-22 + RM250 '03-12 (66.36mm)

Part Number: PXR-01-2321-B

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ProX Piston Kit YZ250 '99-22 + RM250 '03-12 (66.37mm)

Part Number: PXR-01-2321-C

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ProX Piston Kit Yamaha YZ250F '08-11 13.5:1 (76.95mm)

Part Number: PXR-01-2409-A

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ProX Piston Kit Yamaha YZ250F '08-11 13.5:1 (76.96mm)

Part Number: PXR-01-2409-B

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ProX Piston Kit Yamaha YZ250F '08-11 13.5:1 (76.97mm)

Part Number: PXR-01-2409-C

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ProX Piston Kit YZ250F '16-18 /250FX '17-19 13.5:1 (76.95mm)

Part Number: PXR-01-2417-A

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ProX Piston Kit YZ250F '16-18 /250FX '17-18 13.5:1 (76.96mm)

Part Number: PXR-01-2417-B

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ProX Piston Kit YZ250F '16-18 /250FX '17-18 13.5:1 (76.97mm)

Part Number: PXR-01-2417-C

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